Ball-point pen



FIG. 1 is a front elevational view of a ball-point pen with the writing tip extended;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view with the writing tip in a stored position;

FIG. 7 is a right side elevational view of FIG. 6; and,

FIG. 8 is a top plan view of FIG. 6. 

The ornamental design for a ball-point pen, as shown and described. 